<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">

        <h2 v-text="message+'!'"></h2>
        <h2 v-text="info"></h2>
        <h2>shenzhen</h2>
    </div>
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
    <script>
        var app = new Vue({
            el: "#app",
            data: {
                message: "buy",
                info:"qinaduan"
            }

        })
    </script>

</body>

</html>